I thought it was common knowledge that a lot of analgesics contain caffeine? It's the because it can increase absorption / efficacy, and is a pretty effective analgesic itself.
Interesting. MHRA best practice says don’t sell more than two packs in any one transaction and don’t use offers that encourage the sale of more than one pack.
I thought it was common knowledge that a lot of analgesics contain caffeine? It's the because it can increase absorption / efficacy, and is a pretty effective analgesic itself.